212401020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{887}}^1$

素因数の和:1219

約数の個数: 96

約数和(自身を含む): 643281408

約数和(自身を除く): 430880388

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 307, 390, 614, 780, 887, 921, 1228, 1535, 1774, 1842, 2661, 3070, 3548, 3684, 3991, 4435, 4605, 5322, 6140, 7982, 8870, 9210, 10644, 11531, 11973, 13305, 15964, 17740, 18420, 19955, 23062, 23946, 26610, 34593, 39910, 46124, 47892, 53220, 57655, 59865, 69186, 79820, 115310, 119730, 138372, 172965, 230620, 239460, 272309, 345930, 544618, 691860, 816927, 1089236, 1361545, 1633854, 2723090, 3267708, 3540017, 4084635, 5446180, 7080034, 8169270, 10620051, 14160068, 16338540, 17700085, 21240102, 35400170, 42480204, 53100255, 70800340, 106200510, 212401020]

約数ペア:

[(1, 212401020), (2, 106200510), (3, 70800340), (4, 53100255), (5, 42480204), (6, 35400170), (10, 21240102), (12, 17700085), (13, 16338540), (15, 14160068), (20, 10620051), (26, 8169270), (30, 7080034), (39, 5446180), (52, 4084635), (60, 3540017), (65, 3267708), (78, 2723090), (130, 1633854), (156, 1361545), (195, 1089236), (260, 816927), (307, 691860), (390, 544618), (614, 345930), (780, 272309), (887, 239460), (921, 230620), (1228, 172965), (1535, 138372), (1774, 119730), (1842, 115310), (2661, 79820), (3070, 69186), (3548, 59865), (3684, 57655), (3991, 53220), (4435, 47892), (4605, 46124), (5322, 39910), (6140, 34593), (7982, 26610), (8870, 23946), (9210, 23062), (10644, 19955), (11531, 18420), (11973, 17740), (13305, 15964)]